Match Each Vascular Structure to Its Function or Characteristic

question 17

Multiple Choice

Match each vascular structure to its function or characteristic. Terms may apply to more than one question. Some terms may not be used.
a.arteries
i.sinusoids
b.tunica externa
j.tunica media
c.capillaries
k.capacitance vessels
d.tunica intima
l.distributing arteries
e.lumen
m.conducting arteries
f.resistance vessels
n.metarterioles
g.medium-sized veins
o.large veins
h.venules
p.arterioles
-How does the cardiovascular system meet the metabolic needs of skeletal muscle during strenuous exercise?

• A) It maintains blood flow at a stable rate.
• B) It opens up capillary beds in skeletal muscle.
• C) It temporarily diverts blood from the gastrointestinal tract and brain to get extra blood to the muscles.
• D) It dilates capillaries to approximately twice their original diameter to accommodate the extra blood.

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Definitions:

Polar Molecules

Molecules with a distribution of charge leading to one part being slightly positive and another part being slightly negative.

Aqueous Solution

A solution in which water is the solvent.

Ionic Compounds

Chemical compounds composed of ions held together by electrostatic forces termed ionic bonding.

Solutes Dissolve

The process by which a solute interacts with a solvent, dispersing evenly at the molecular or ionic level to form a solution.